class ColorTopicState {
  // 0默认主题为亮色；1为暗色主题
  int ct;

  ColorTopicState({
    this.ct
  });
}

class ExamSettingState {
  // true跳转到下一题
  bool jump;

  ExamSettingState({
    this.jump
  });
}

class AppState {
  ColorTopicState colorTopicState;
  ExamSettingState examSettingState;

  AppState({
    this.colorTopicState,
    this.examSettingState
  });
}